Where can I find a tile engine for HTML5 <canvas>, for writing 2D games?

I am attempting to create a tile engine using a pixel shader and two textures. One texture will hold the tileset and one the map. Is it possible to read the texture data as actual (unsampled) data...

It was a long holiday weekend, so I got the coding bug again and started playing around: Mario http://gfilter.net/junk/tileengine.jpg I wrote a basic tile engine, but having never attempted...

I have a problem: I need an algorithm for my tile engine. I have an 2d-array which stores my un-walkable tiles. Now I want to implement a light engine, but this engine need shadow-hulls. So I ne...